| 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
|---|
| 2 | #include <basic_asm.h> |
|---|
| 3 | #include <asm/unistd.h> |
|---|
| 4 | |
|---|
| 5 | .text |
|---|
| 6 | FUNC_START(getppid_tm_active) |
|---|
| 7 | tbegin. |
|---|
| 8 | beq 1f |
|---|
| 9 | li r0, __NR_getppid |
|---|
| 10 | sc |
|---|
| 11 | tend. |
|---|
| 12 | blr |
|---|
| 13 | 1: |
|---|
| 14 | li r3, -1 |
|---|
| 15 | blr |
|---|
| 16 | |
|---|
| 17 | FUNC_START(getppid_tm_suspended) |
|---|
| 18 | tbegin. |
|---|
| 19 | beq 1f |
|---|
| 20 | li r0, __NR_getppid |
|---|
| 21 | tsuspend. |
|---|
| 22 | sc |
|---|
| 23 | tresume. |
|---|
| 24 | tend. |
|---|
| 25 | blr |
|---|
| 26 | 1: |
|---|
| 27 | li r3, -1 |
|---|
| 28 | blr |
|---|
| 29 | |
|---|
| 30 | |
|---|
| 31 | .macro scv level |
|---|
| 32 | .long (0x44000001 | (\level) << 5) |
|---|
| 33 | .endm |
|---|
| 34 | |
|---|
| 35 | FUNC_START(getppid_scv_tm_active) |
|---|
| 36 | PUSH_BASIC_STACK(0) |
|---|
| 37 | tbegin. |
|---|
| 38 | beq 1f |
|---|
| 39 | li r0, __NR_getppid |
|---|
| 40 | scv 0 |
|---|
| 41 | tend. |
|---|
| 42 | POP_BASIC_STACK(0) |
|---|
| 43 | blr |
|---|
| 44 | 1: |
|---|
| 45 | li r3, -1 |
|---|
| 46 | POP_BASIC_STACK(0) |
|---|
| 47 | blr |
|---|
| 48 | |
|---|
| 49 | FUNC_START(getppid_scv_tm_suspended) |
|---|
| 50 | PUSH_BASIC_STACK(0) |
|---|
| 51 | tbegin. |
|---|
| 52 | beq 1f |
|---|
| 53 | li r0, __NR_getppid |
|---|
| 54 | tsuspend. |
|---|
| 55 | scv 0 |
|---|
| 56 | tresume. |
|---|
| 57 | tend. |
|---|
| 58 | POP_BASIC_STACK(0) |
|---|
| 59 | blr |
|---|
| 60 | 1: |
|---|
| 61 | li r3, -1 |
|---|
| 62 | POP_BASIC_STACK(0) |
|---|
| 63 | blr |
|---|
| 64 | |
|---|
